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<a name="1" href="#1">1</a>   <em>/**<em>*</em></em>
<a name="2" href="#2">2</a>   <em> * $Id: ConversionUtilsTest.html 10 2008-10-01 10:56:15Z azeckoski $</em>
<a name="3" href="#3">3</a>   <em> * $URL: http://reflectutils.googlecode.com/svn/maven/site/xref-test/org/azeckoski/reflectutils/ConversionUtilsTest.html $</em>
<a name="4" href="#4">4</a>   <em> * ConversionUtilsTest.java - genericdao - Sep 8, 2008 6:24:24 PM - azeckoski</em>
<a name="5" href="#5">5</a>   <em> **************************************************************************</em>
<a name="6" href="#6">6</a>   <em> * Copyright (c) 2008 Aaron Zeckoski</em>
<a name="7" href="#7">7</a>   <em> * Licensed under the Apache License, Version 2.0</em>
<a name="8" href="#8">8</a>   <em> * </em>
<a name="9" href="#9">9</a>   <em> * A copy of the Apache License has been included in this </em>
<a name="10" href="#10">10</a>  <em> * distribution and is available at: <a href="http://www.apache.org/licenses/LICENSE-2.0.txt" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0.txt</a></em>
<a name="11" href="#11">11</a>  <em> *</em>
<a name="12" href="#12">12</a>  <em> * Aaron Zeckoski (azeckoski @ gmail.com) (aaronz @ vt.edu) (aaron @ caret.cam.ac.uk)</em>
<a name="13" href="#13">13</a>  <em> */</em>
<a name="14" href="#14">14</a>  
<a name="15" href="#15">15</a>  <strong>package</strong> org.azeckoski.reflectutils;
<a name="16" href="#16">16</a>  
<a name="17" href="#17">17</a>  <strong>import</strong> java.util.Calendar;
<a name="18" href="#18">18</a>  <strong>import</strong> java.util.Date;
<a name="19" href="#19">19</a>  <strong>import</strong> java.util.HashMap;
<a name="20" href="#20">20</a>  <strong>import</strong> java.util.LinkedList;
<a name="21" href="#21">21</a>  <strong>import</strong> java.util.List;
<a name="22" href="#22">22</a>  <strong>import</strong> java.util.Map;
<a name="23" href="#23">23</a>  <strong>import</strong> java.util.Set;
<a name="24" href="#24">24</a>  
<a name="25" href="#25">25</a>  <strong>import</strong> org.azeckoski.reflectutils.classes.TestBean;
<a name="26" href="#26">26</a>  <strong>import</strong> org.azeckoski.reflectutils.classes.TestPea;
<a name="27" href="#27">27</a>  <strong>import</strong> org.azeckoski.reflectutils.map.ArrayOrderedMap;
<a name="28" href="#28">28</a>  
<a name="29" href="#29">29</a>  <strong>import</strong> junit.framework.TestCase;
<a name="30" href="#30">30</a>  
<a name="31" href="#31">31</a>  
<a name="32" href="#32">32</a>  <em>/**<em>*</em></em>
<a name="33" href="#33">33</a>  <em> * Testing the conversion utilities</em>
<a name="34" href="#34">34</a>  <em> * </em>
<a name="35" href="#35">35</a>  <em> * @author Aaron Zeckoski (azeckoski @ gmail.com)</em>
<a name="36" href="#36">36</a>  <em> */</em>
<a name="37" href="#37">37</a>  <strong>public</strong> <strong>class</strong> <a href="../../../org/azeckoski/reflectutils/ConversionUtilsTest.html">ConversionUtilsTest</a> <strong>extends</strong> TestCase {
<a name="38" href="#38">38</a>  
<a name="39" href="#39">39</a>      @SuppressWarnings(<span class="string">"unchecked"</span>)
<a name="40" href="#40">40</a>      <strong>public</strong> <strong>void</strong> testConvertObject() {
<a name="41" href="#41">41</a>          ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="42" href="#42">42</a>  
<a name="43" href="#43">43</a>          String[] abc = <strong>new</strong> String[] {<span class="string">"A"</span>,<span class="string">"B"</span>,<span class="string">"C"</span>};
<a name="44" href="#44">44</a>  
<a name="45" href="#45">45</a>          <em class="comment">// equivalent conversion also should be instantaneous since no conversion happens</em>
<a name="46" href="#46">46</a>          assertEquals(123, (<strong>int</strong>) convertUtils.convert(123, <strong>int</strong>.<strong>class</strong>) );
<a name="47" href="#47">47</a>          assertEquals(123, (<strong>int</strong>) convertUtils.convert(<strong>new</strong> Integer(123), <strong>int</strong>.<strong>class</strong>) );
<a name="48" href="#48">48</a>          assertEquals(<span class="string">"123"</span>, convertUtils.convert(<span class="string">"123"</span>, String.<strong>class</strong>) );
<a name="49" href="#49">49</a>          assertEquals(abc, convertUtils.convert(abc, String[].<strong>class</strong>) );
<a name="50" href="#50">50</a>  
<a name="51" href="#51">51</a>          <em class="comment">// object conversion should be instant</em>
<a name="52" href="#52">52</a>          assertEquals(<strong>new</strong> Integer(123), (Integer) convertUtils.convert(123, Object.<strong>class</strong>) );
<a name="53" href="#53">53</a>          assertEquals(<span class="string">"123"</span>, convertUtils.convert(<span class="string">"123"</span>, Object.<strong>class</strong>) );
<a name="54" href="#54">54</a>  
<a name="55" href="#55">55</a>          <em class="comment">// now do actual conversions</em>
<a name="56" href="#56">56</a>          assertEquals(123, (<strong>int</strong>) convertUtils.convert(<span class="string">"123"</span>, <strong>int</strong>.<strong>class</strong>) );
<a name="57" href="#57">57</a>          assertEquals(<span class="string">"123"</span>, convertUtils.convert(<span class="string">"123"</span>, String.<strong>class</strong>) );
<a name="58" href="#58">58</a>          assertEquals(<strong>new</strong> Integer(123), convertUtils.convert(<span class="string">"123"</span>, Integer.<strong>class</strong>) );
<a name="59" href="#59">59</a>  
<a name="60" href="#60">60</a>          <em class="comment">// array to scalar</em>
<a name="61" href="#61">61</a>          assertEquals(123, (<strong>int</strong>) convertUtils.convert(<strong>new</strong> <strong>int</strong>[] {123,456}, <strong>int</strong>.<strong>class</strong>) );
<a name="62" href="#62">62</a>          assertEquals(123, (<strong>int</strong>) convertUtils.convert(<strong>new</strong> String[] {<span class="string">"123"</span>,<span class="string">"456"</span>}, <strong>int</strong>.<strong>class</strong>) );
<a name="63" href="#63">63</a>  
<a name="64" href="#64">64</a>          <em class="comment">// scalar to array</em>
<a name="65" href="#65">65</a>          <strong>int</strong>[] nums = <strong>new</strong> <strong>int</strong>[] {123};
<a name="66" href="#66">66</a>          nums = convertUtils.convert(123, <strong>int</strong>[].<strong>class</strong>);
<a name="67" href="#67">67</a>          assertEquals(123, nums[0]);
<a name="68" href="#68">68</a>          nums = convertUtils.convert(<span class="string">"123"</span>, <strong>int</strong>[].<strong>class</strong>);
<a name="69" href="#69">69</a>          assertEquals(123, nums[0]);
<a name="70" href="#70">70</a>  
<a name="71" href="#71">71</a>          <em class="comment">// array to string</em>
<a name="72" href="#72">72</a>          assertEquals(<span class="string">"A,B,C"</span>, convertUtils.convert(abc, String.<strong>class</strong>) );
<a name="73" href="#73">73</a>  
<a name="74" href="#74">74</a>          <em class="comment">// array to list and vice versa</em>
<a name="75" href="#75">75</a>          List&lt;String> l = convertUtils.convert(<strong>new</strong> String[] {<span class="string">"A"</span>,<span class="string">"B"</span>,<span class="string">"C"</span>}, List.<strong>class</strong>);
<a name="76" href="#76">76</a>          assertEquals(l.get(0), abc[0]);
<a name="77" href="#77">77</a>          assertEquals(l.get(1), abc[1]);
<a name="78" href="#78">78</a>          assertEquals(l.get(2), abc[2]);
<a name="79" href="#79">79</a>  
<a name="80" href="#80">80</a>          LinkedList&lt;String> ll = convertUtils.convert(<strong>new</strong> String[] {<span class="string">"A"</span>,<span class="string">"B"</span>,<span class="string">"C"</span>}, LinkedList.<strong>class</strong>);
<a name="81" href="#81">81</a>          assertEquals(ll.get(0), abc[0]);
<a name="82" href="#82">82</a>          assertEquals(ll.get(1), abc[1]);
<a name="83" href="#83">83</a>          assertEquals(ll.get(2), abc[2]);
<a name="84" href="#84">84</a>  
<a name="85" href="#85">85</a>          String[] sarray = convertUtils.convert(l, String[].<strong>class</strong>);
<a name="86" href="#86">86</a>          assertEquals(sarray[0], l.get(0));
<a name="87" href="#87">87</a>          assertEquals(sarray[1], l.get(1));
<a name="88" href="#88">88</a>          assertEquals(sarray[2], l.get(2));
<a name="89" href="#89">89</a>  
<a name="90" href="#90">90</a>          <em class="comment">// array to collection and map</em>
<a name="91" href="#91">91</a>          Set&lt;String> s = convertUtils.convert(<strong>new</strong> String[] {<span class="string">"A"</span>,<span class="string">"B"</span>,<span class="string">"C"</span>}, Set.<strong>class</strong>);
<a name="92" href="#92">92</a>          assertNotNull(s);
<a name="93" href="#93">93</a>          assertEquals(3, s.size());
<a name="94" href="#94">94</a>          assertTrue(s.contains(<span class="string">"A"</span>));
<a name="95" href="#95">95</a>          assertTrue(s.contains(<span class="string">"B"</span>));
<a name="96" href="#96">96</a>          assertTrue(s.contains(<span class="string">"C"</span>));
<a name="97" href="#97">97</a>  
<a name="98" href="#98">98</a>          Map&lt;String, Object> map = convertUtils.convert(<strong>new</strong> String[] {<span class="string">"A"</span>,<span class="string">"B"</span>,<span class="string">"C"</span>}, Map.<strong>class</strong>);
<a name="99" href="#99">99</a>          assertNotNull(map);
<a name="100" href="#100">100</a>         assertEquals(3, map.size());
<a name="101" href="#101">101</a>     }
<a name="102" href="#102">102</a> 
<a name="103" href="#103">103</a>     <strong>public</strong> <strong>void</strong> testStringToArray() {
<a name="104" href="#104">104</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="105" href="#105">105</a> 
<a name="106" href="#106">106</a>         String[] sa = convertUtils.convert(<span class="string">"A, B, C"</span>, String[].<strong>class</strong>);
<a name="107" href="#107">107</a>         assertNotNull(sa);
<a name="108" href="#108">108</a>         assertEquals(3, sa.length);
<a name="109" href="#109">109</a>         assertEquals(<span class="string">"A"</span>, sa[0]);
<a name="110" href="#110">110</a>         assertEquals(<span class="string">"B"</span>, sa[1]);
<a name="111" href="#111">111</a>         assertEquals(<span class="string">"C"</span>, sa[2]);
<a name="112" href="#112">112</a> 
<a name="113" href="#113">113</a>         <strong>int</strong>[] ia = convertUtils.convert(<span class="string">"1,2,3"</span>, <strong>int</strong>[].<strong>class</strong>);
<a name="114" href="#114">114</a>         assertNotNull(ia);
<a name="115" href="#115">115</a>         assertEquals(3, ia.length);
<a name="116" href="#116">116</a>         assertEquals(1, ia[0]);
<a name="117" href="#117">117</a>         assertEquals(2, ia[1]);
<a name="118" href="#118">118</a>         assertEquals(3, ia[2]);
<a name="119" href="#119">119</a> 
<a name="120" href="#120">120</a>         <strong>int</strong>[] empty = convertUtils.convert(<span class="string">""</span>, <strong>int</strong>[].<strong>class</strong>);
<a name="121" href="#121">121</a>         assertNotNull(empty);
<a name="122" href="#122">122</a>         assertEquals(0, empty.length);
<a name="123" href="#123">123</a> 
<a name="124" href="#124">124</a>     }
<a name="125" href="#125">125</a>     
<a name="126" href="#126">126</a>     <strong>public</strong> <strong>void</strong> testConvertDates() {
<a name="127" href="#127">127</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="128" href="#128">128</a> 
<a name="129" href="#129">129</a>         Calendar calendar = Calendar.getInstance();
<a name="130" href="#130">130</a>         calendar.clear();
<a name="131" href="#131">131</a>         calendar.set(1975, 9, 29);
<a name="132" href="#132">132</a>         Date d = calendar.getTime();
<a name="133" href="#133">133</a>         <strong>long</strong> l = d.getTime();
<a name="134" href="#134">134</a> 
<a name="135" href="#135">135</a>         assertEquals(d, convertUtils.convert(l, Date.<strong>class</strong>));
<a name="136" href="#136">136</a>         assertEquals(d, convertUtils.convert(<span class="string">"19751029"</span>, Date.<strong>class</strong>));
<a name="137" href="#137">137</a> 
<a name="138" href="#138">138</a>         assertEquals(calendar, convertUtils.convert(l, Calendar.<strong>class</strong>));
<a name="139" href="#139">139</a>         assertEquals(calendar, convertUtils.convert(<span class="string">"19751029"</span>, Calendar.<strong>class</strong>));
<a name="140" href="#140">140</a>     }
<a name="141" href="#141">141</a> 
<a name="142" href="#142">142</a>     <strong>public</strong> <strong>void</strong> testConvertToString() {
<a name="143" href="#143">143</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="144" href="#144">144</a> 
<a name="145" href="#145">145</a>         assertEquals(<span class="string">"3"</span>, convertUtils.convertToString(<span class="string">"3"</span>));
<a name="146" href="#146">146</a>         assertEquals(<span class="string">"3"</span>, convertUtils.convertToString(3));
<a name="147" href="#147">147</a>         assertEquals(<span class="string">"3"</span>, convertUtils.convertToString(<strong>new</strong> <strong>int</strong>[] {3,2,1}));
<a name="148" href="#148">148</a>         
<a name="149" href="#149">149</a>     }
<a name="150" href="#150">150</a> 
<a name="151" href="#151">151</a>     <strong>public</strong> <strong>void</strong> testConvertString() {
<a name="152" href="#152">152</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="153" href="#153">153</a> 
<a name="154" href="#154">154</a>         assertEquals(3, convertUtils.convertString(<span class="string">"3"</span>, <strong>int</strong>.<strong>class</strong>));
<a name="155" href="#155">155</a>         assertEquals(<strong>new</strong> Integer(3), convertUtils.convertString(<span class="string">"3"</span>, Integer.<strong>class</strong>));
<a name="156" href="#156">156</a>         <strong>int</strong>[] <strong>int</strong>Array = (<strong>int</strong>[]) convertUtils.convertString(<span class="string">"3"</span>, <strong>int</strong>[].<strong>class</strong>);
<a name="157" href="#157">157</a>         assertEquals(3, intArray[0]);
<a name="158" href="#158">158</a>         assertEquals(<span class="string">"XXX"</span>, convertUtils.convertString(<span class="string">"XXX"</span>, Integer.<strong>class</strong>));
<a name="159" href="#159">159</a>     }
<a name="160" href="#160">160</a> 
<a name="161" href="#161">161</a>     <strong>private</strong> enum TestEnum {ONE, TWO, THREE};
<a name="162" href="#162">162</a>     <strong>public</strong> <strong>void</strong> testConvertEnums() {
<a name="163" href="#163">163</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="164" href="#164">164</a> 
<a name="165" href="#165">165</a>         assertEquals(<span class="string">"ONE"</span>, convertUtils.convert(TestEnum.ONE, String.<strong>class</strong>));
<a name="166" href="#166">166</a>         assertEquals(<span class="string">"TWO"</span>, convertUtils.convert(TestEnum.TWO, String.<strong>class</strong>));
<a name="167" href="#167">167</a> 
<a name="168" href="#168">168</a>         String[] sa = convertUtils.convert(TestEnum.values(), String[].<strong>class</strong>);
<a name="169" href="#169">169</a>         assertEquals(3, sa.length);
<a name="170" href="#170">170</a>         assertEquals(<span class="string">"ONE"</span>, sa[0]);
<a name="171" href="#171">171</a>         assertEquals(<span class="string">"TWO"</span>, sa[1]);
<a name="172" href="#172">172</a>         assertEquals(<span class="string">"THREE"</span>, sa[2]);
<a name="173" href="#173">173</a> 
<a name="174" href="#174">174</a>         assertEquals(TestEnum.ONE, convertUtils.convert(<span class="string">"ONE"</span>, TestEnum.<strong>class</strong>));
<a name="175" href="#175">175</a>         assertEquals(TestEnum.TWO, convertUtils.convert(<span class="string">"TWO"</span>, TestEnum.<strong>class</strong>));
<a name="176" href="#176">176</a>     }
<a name="177" href="#177">177</a> 
<a name="178" href="#178">178</a>     @SuppressWarnings(<span class="string">"unchecked"</span>)
<a name="179" href="#179">179</a>     <strong>public</strong> <strong>void</strong> testObjectToMap() { <em class="comment">// simple conversion</em>
<a name="180" href="#180">180</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="181" href="#181">181</a> 
<a name="182" href="#182">182</a>         <a href="../../../org/azeckoski/reflectutils/classes/TestPea.html">TestPea</a> tp = <strong>new</strong> <a href="../../../org/azeckoski/reflectutils/classes/TestPea.html">TestPea</a>();
<a name="183" href="#183">183</a>         Map&lt;String,Object> m = convertUtils.convert(tp, Map.<strong>class</strong>);
<a name="184" href="#184">184</a>         assertNotNull(m);
<a name="185" href="#185">185</a>         assertEquals(2, m.size());
<a name="186" href="#186">186</a>         assertEquals(<span class="string">"id"</span>, m.get(<span class="string">"id"</span>));
<a name="187" href="#187">187</a>         assertEquals(<span class="string">"EID"</span>, m.get(<span class="string">"entityId"</span>));
<a name="188" href="#188">188</a> 
<a name="189" href="#189">189</a>         <a href="../../../org/azeckoski/reflectutils/classes/TestBean.html">TestBean</a> tb = <strong>new</strong> <a href="../../../org/azeckoski/reflectutils/classes/TestBean.html">TestBean</a>();
<a name="190" href="#190">190</a>         Map&lt;String,Object> m1 = convertUtils.convert(tb, Map.<strong>class</strong>);
<a name="191" href="#191">191</a>         assertNotNull(m1);
<a name="192" href="#192">192</a>         assertEquals(2, m1.size());
<a name="193" href="#193">193</a>         assertEquals(0, m1.get(<span class="string">"myInt"</span>));
<a name="194" href="#194">194</a>         assertEquals(<span class="string">"woot"</span>, m1.get(<span class="string">"myString"</span>));
<a name="195" href="#195">195</a>     }
<a name="196" href="#196">196</a> 
<a name="197" href="#197">197</a>     <strong>public</strong> <strong>void</strong> testMapToObject() { <em class="comment">// simple conversion</em>
<a name="198" href="#198">198</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="199" href="#199">199</a> 
<a name="200" href="#200">200</a>         Map&lt;String, Object> m = <strong>new</strong> HashMap&lt;String, Object>();
<a name="201" href="#201">201</a>         m.put(<span class="string">"id"</span>, <span class="string">"AZ"</span>);
<a name="202" href="#202">202</a>         m.put(<span class="string">"entityId"</span>, <span class="string">"aaronz"</span>);
<a name="203" href="#203">203</a>         m.put(<span class="string">"stuff"</span>, <span class="string">"blah"</span>);
<a name="204" href="#204">204</a>         <a href="../../../org/azeckoski/reflectutils/classes/TestPea.html">TestPea</a> tp = convertUtils.convert(m, TestPea.<strong>class</strong>);
<a name="205" href="#205">205</a>         assertNotNull(tp);
<a name="206" href="#206">206</a>         assertEquals(<span class="string">"AZ"</span>, tp.id);
<a name="207" href="#207">207</a>         assertEquals(<span class="string">"aaronz"</span>, tp.entityId);
<a name="208" href="#208">208</a> 
<a name="209" href="#209">209</a>         m.clear();
<a name="210" href="#210">210</a>         m.put(<span class="string">"myInt"</span>, <span class="string">"123"</span>);
<a name="211" href="#211">211</a>         <a href="../../../org/azeckoski/reflectutils/classes/TestBean.html">TestBean</a> tb = convertUtils.convert(m, TestBean.<strong>class</strong>);
<a name="212" href="#212">212</a>         assertNotNull(tb);
<a name="213" href="#213">213</a>         assertEquals(123, tb.getMyInt());
<a name="214" href="#214">214</a>         assertEquals(<span class="string">"woot"</span>, tb.getMyString());
<a name="215" href="#215">215</a> 
<a name="216" href="#216">216</a>         String s = convertUtils.convert(m, String.<strong>class</strong>);
<a name="217" href="#217">217</a>         assertNotNull(s);
<a name="218" href="#218">218</a>         assertEquals(<span class="string">"123"</span>, s);
<a name="219" href="#219">219</a>     }
<a name="220" href="#220">220</a> 
<a name="221" href="#221">221</a>     @SuppressWarnings(<span class="string">"unchecked"</span>)
<a name="222" href="#222">222</a>     <strong>public</strong> <strong>void</strong> testConvertMaps() {
<a name="223" href="#223">223</a>         ConversionUtils convertUtils = <strong>new</strong> ConversionUtils();
<a name="224" href="#224">224</a> 
<a name="225" href="#225">225</a>         Map&lt;String, String> sm = <strong>new</strong> HashMap&lt;String, String>();
<a name="226" href="#226">226</a>         sm.put(<span class="string">"A"</span>, <span class="string">"AZ"</span>);
<a name="227" href="#227">227</a>         sm.put(<span class="string">"B"</span>, <span class="string">"BZ"</span>);
<a name="228" href="#228">228</a>         sm.put(<span class="string">"C"</span>, <span class="string">"CZ"</span>);
<a name="229" href="#229">229</a> 
<a name="230" href="#230">230</a>         Map&lt;String, String> aom = convertUtils.convert(sm, ArrayOrderedMap.<strong>class</strong>);
<a name="231" href="#231">231</a>         assertNotNull(aom);
<a name="232" href="#232">232</a>         
<a name="233" href="#233">233</a>     }
<a name="234" href="#234">234</a> 
<a name="235" href="#235">235</a> }
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